Table 2

Comparison of male and female subjects based on tea intake
Tea Intake
Male Female
Parameters Group 1 Group 2 Group 3 p-value Group 1 Group 2 Group 3 p-value
0–4 5–8 9–12 0–4 5–8 9–12
times/week times/week times/week times/week times/week times/week
N 96 23 36 105 17 53
Age(years) 12.7 ± 3.3 12.5 ± 3.2 11.7 ± 3.5 0.274 13.0 ± 3.4 12.5 ± 3.4 12.7 ± 3.2 0.808
BMI (kg/m2) 21.1 ± 6.6 23.7 ± 8.0 19.9 ± 6.7 0.177 22.1 ± 6.2 21.2 ± 3.6 21.5 ± 8.0 0.763
Sun Exposure (%) (Daily/weekly) 54/29.1 30.4/30.4 38.8/47.2 0.17 19.0/34.2 23.5/47.0 22.6/41.5 0.06
Physical Activity (%)(moderate/Active) 21.0/51.0 13.0/60.8 11.0/63.8 0.04 16.1/64.7 17.6/76.4 15.1/67.9 0.91
Waist (cm) 65.5 ± 23.6 69.2 ± 24.6 65.7 ± 17.6 0.816 64.2 ± 18.0 67.8 ± 8.8 69.9 ± 18.4 0.177
Hips (cm) 77.4 ± 25.4 83.8 ± 25.9 80.7 ± 22.6 0.555 81.0 ± 22.0 86.8 ± 8.2 87.7 ± 18.1 0.138
LBM (kg) 35.7 ± 13.6 36.7 ± 13.8 33.5 ± 14.8 0.672 32.4 ± 9.7 32.2 ± 6.2 31.6 ± 9.3 0.913
SLM (kg) 32.5 ± 12.9 34.2 ± 13.1 29.9 ± 14.1 0.510 30.4 ± 9.8 29.8 ± 5.8 29.1 ± 8.9 0.738
Glucose (mmol/l) 5.2 ± 0.81 5.3 ± 0.38 5.3 ± 0.69 0.904 4.9 ± 0.78 5.0 ± 0.72 5.2 ± 0.51 0.160
TG (mmol/l) 0.90 ± 0.05 1.1 ± 0.07 0.78 ± 0.04 0.062 0.87 ± 0.04 0.99 ± 0.12 0.90 ± 0.04 0.600
HDL (mmol/l) 1.0 ± 0.34 1.0 ± 0.22 1.01 ± 0.23 0.959 1.0 ± 0.29 1.2 ± 0.23* 1.1 ± 0.24* 0.003
LDL(mmol/l) 2.8 ± 0.61 2.6 ± 0.63 2.4 ± 0.65* 0.042 2.9 ± 0.64 2.7 ± 0.37 2.7 ± 0.68 0.274
Total Cholesterol(mmol/l) 4.2 ± 1.2 3.9 ± 0.67 3.8 ± 0.70 0.111 4.2 ± 0.66 4.1 ± 0.40 4.0 ± 0.71 0.667
Serum Ca (mmol/l) 2.5 ± 0.24 2.6 ± 0.21 2.6 ± 0.20 0.322 2.5 ± 0.20 2.4 ± 0.18 2.6 ± 0.23 0.184
Corrected Ca (mmol/l) 2.6 ± 0.34 2.4 ± 0.20 2.5 ± 0.23 0.132 2.5 ± 0.33 2.5 ± 0.21 2.5 ± 0.17 0.972
Albumin (gm/L) 45.7 ± 3.9 45.7 ± 4.4 44.6 ± 3.2 0.427 44.8 ± 3.9 44.6 ± 2.7 44.6 ± 2.9 0.936
Serum Phosphorus 1.6 ± 0.56 1.5 ± 0.31 1.5 ± 0.25 0.741 1.4 ± 0.9 1.3 ± 0.2 1.4 ± 0.30 0.802
Vitamin D (nmol/l) 22.5 ± 1.5 23.5 ± 1.4 30.0 ± 1.5* 0.003 17.4 ± 1.6 17.2 ± 1.4 21.2 ± 1.5* 0.031

Data represented by Mean ± standard deviation;

Analysis of Variance (ANOVA) is done across different tea drinkers.

‘*’ represents group is significantly from the group 1.

Al-Othman et al.

Al-Othman et al. Nutrition Journal 2012 11:56   doi:10.1186/1475-2891-11-56

Open Data